/Engine/Source/Runtime/MovieSceneTracks/Public/Sections/MovieSceneEventSectionBase.h
Event that is broadcast when event payloads may need fixing up due to a pin rename
static [FFixupPayloadParameterNameEvent](API\Runtime\MovieSceneTracks\Sections\UMovieSceneEventSectionBase\FFixupPayloadPar-) FixupPayloadParameterNameEvent;